CN220437315U - Roundness measuring instrument for detecting speed reducer shell - Google Patents
Roundness measuring instrument for detecting speed reducer shell Download PDFInfo
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- CN220437315U CN220437315U CN202223441818.6U CN202223441818U CN220437315U CN 220437315 U CN220437315 U CN 220437315U CN 202223441818 U CN202223441818 U CN 202223441818U CN 220437315 U CN220437315 U CN 220437315U
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- speed reducer
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 58
- 238000000034 method Methods 0.000 claims abstract description 4
- 230000000149 penetrating effect Effects 0.000 claims description 11
- 238000007689 inspection Methods 0.000 claims 2
- 238000001514 detection method Methods 0.000 abstract description 13
- 238000009434 installation Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to the technical field of roundness measuring instruments, in particular to a roundness measuring instrument for detecting a shell of a speed reducer, which comprises a workbench, a detector and a positioning assembly, wherein the detector and the positioning assembly are arranged on the workbench, and the positioning assembly comprises a sliding disc, a driving piece and a positioning piece; the workbench is provided with a chassis, the sliding plate is fixed on one side of the chassis far away from the workbench, and the sliding plate is provided with a plurality of guide grooves for the positioning piece to penetrate through along the radial direction of the sliding plate; the positioning piece is positioned in the guide groove and can slide along the guide groove; one side of the chassis, which is close to the sliding plate, is provided with a containing groove for installing the driving plate, the driving plate is rotationally connected with the chassis, the driving plate is provided with a plurality of arc grooves, the arc length direction of the arc grooves extends along the radial direction of the driving plate, the bottom end of the positioning piece extends into the arc grooves, and the driving piece is connected with the driving plate. The utility model ensures that the installation and positioning process during the detection of the speed reducer shell is convenient to operate, and has good applicability to speed reducer shells of different models and sizes.
Description
Technical Field
The utility model relates to the technical field of roundness measuring instruments, in particular to a roundness measuring instrument for detecting a shell of a speed reducer.
Background
In the production and preparation process of the speed reducer shell, in order to ensure the product quality of the speed reducer shell, the roundness of the speed reducer shell needs to be subjected to spot check; the common detection mode is to detect the roundness of the reducer shell by a roundness measuring instrument. The roundness measuring instrument is a measuring tool for measuring workpiece errors by using a rotation shaft method, and is divided into a sensor rotation type and a workbench rotation type, when the roundness measuring instrument is used for detecting a workpiece, a measured piece is arranged on the workbench by using a clamp, and then the sensor or the workbench performs precise circular motion and outputs a detection signal.
Aiming at the prior art, the inventor considers that when detecting the roundness of the speed reducer shell with different models and sizes, the position of the clamp needs to be frequently adjusted to ensure the positioning effect on the speed reducer shell, and then the operation is inconvenient.
Disclosure of Invention
The utility model aims to solve the technical problems that: when the roundness of the speed reducer shell with different models and sizes is detected, the position of the clamp is required to be frequently adjusted to ensure the positioning effect of the speed reducer shell, and then the roundness measuring instrument for detecting the speed reducer shell is inconvenient to operate.
The technical scheme adopted for solving the technical problems is as follows: the roundness measuring instrument for detecting the speed reducer shell comprises a workbench, and a detector and a positioning assembly which are arranged on the workbench, wherein the positioning assembly comprises a sliding disc, a driving piece and at least three positioning pieces; the workbench is provided with a chassis, the sliding plate is fixed on one side of the chassis far away from the workbench, and the sliding plate is provided with a plurality of guide grooves in a penetrating way along the radial direction of the sliding plate for the positioning piece to penetrate through; the positioning piece is positioned in the guide groove and can slide along the guide groove; the utility model discloses a drive disk, including chassis, locating part, driving piece, chassis, a plurality of arc grooves, the holding tank that supplies the driving disk to install has been seted up to the one side that the chassis is close to the slide plate, the driving disk rotates with the chassis to be connected, a plurality of arc grooves have been seted up on the driving disk, the radial extension of driving disk is followed to the arc length direction in arc groove, the arc groove is corresponding with the guide slot, the bottom of locating part stretches into in the arc groove and with arc groove inner wall sliding connection, the driving piece sets up on the workstation, the driving piece is connected with the driving disk for drive the driving disk and rotate. When the roundness measuring instrument for detecting the speed reducer shell is used for detecting the roundness of the speed reducer shell, the speed reducer shell is placed on the sliding plate, the positioning pieces are positioned on the inner side of the speed reducer shell, then the driving plate is driven to rotate by the driving piece, the bottom ends of the positioning pieces extend into the arc-shaped grooves and are connected with the inner walls of the arc-shaped grooves in a sliding mode, the arc length direction of the arc-shaped grooves extends along the radial direction of the driving plate, the driving plate drives the positioning pieces to move towards the inner walls of the speed reducer shell until the positioning pieces are abutted against the inner walls of the arc-shaped grooves, and therefore detection, installation and positioning of the speed reducer shell can be completed, the speed reducer shell is rotated, and the detector can be used for detecting the roundness of the speed reducer shell, so that the roundness measuring instrument is convenient to install and position and has better applicability.
Further, specifically, the locating piece comprises a guide block, a connecting rod and a locating rod, wherein the guide block is matched with the guide groove, the guide block is positioned in the guide groove, one end of the locating rod is fixedly connected with the guide block, and the other end of the locating rod penetrates through the guide groove; one end of the connecting rod is fixedly connected with the guide block, and the other end of the connecting rod penetrates through the arc-shaped groove.
Further, one end of the positioning rod penetrating out of the guide groove is sleeved with a rotating wheel, and the rotating wheel is rotationally connected with the positioning rod.
Further, the driving piece comprises a rotating shaft and a bevel gear, the rotating shaft penetrates into the chassis, one end of the rotating shaft penetrating into the accommodating cavity is fixedly connected with the bevel gear, a gear ring part matched with the bevel gear is formed on the periphery of the driving disk, and the bevel gear is meshed with the gear ring part.
Further, a locking piece is arranged between the rotating shaft and the chassis and used for limiting the rotation of the rotating shaft.
Further, the locking piece adopts a pawl, a locking ratchet wheel is fixedly sleeved on the rotating shaft, the locking ratchet wheel is positioned at the outer side of the workbench, the pawl is connected to the outer wall of the workbench in a rotating mode, and the pawl is in butt joint with the anti-loosening ratchet wheel.
Further, the detector employs a lever gear comparator.
The roundness measuring instrument for the detection of the speed reducer shell has the beneficial effects that when the roundness of the speed reducer shell is detected, the speed reducer shell is placed on the sliding plate, the driving plate is driven to rotate by the driving piece, and the driving plate drives the positioning piece to move towards the inner wall of the speed reducer shell until the positioning piece is abutted against the inner wall of the speed reducer shell, so that the detection, installation and positioning of the speed reducer shell can be completed, the operation of the installation and positioning process during the detection of the speed reducer shell is convenient, and the roundness measuring instrument has good applicability to speed reducer shells of different models and sizes.
Drawings
The utility model will be further described with reference to the drawings and examples.
Fig. 1 is a schematic overall structure of an embodiment of the present utility model.
Fig. 2 is a partial exploded view of an embodiment of the present utility model for embodying a drive disk.
FIG. 3 is a partial exploded view of a positioning assembly in an embodiment of the present utility model.
In the figure, 1, a workbench; 2. a detector; 3. a chassis; 4. a slide plate; 41. a guide groove; 5. a drive plate; 51. an arc-shaped groove; 52. a ring gear portion; 6. a positioning piece; 61. a guide block; 62. a connecting rod; 621. an anti-falling sheet; 63. a positioning rod; 64. a rotating wheel; 7. a driving member; 71. a rotating shaft; 72. an adjusting handle; 73. an anti-loosening ratchet wheel; 74. bevel gears; 75. a pawl.
Detailed Description
The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.
The utility model discloses a roundness measuring instrument for detecting a speed reducer shell.
Referring to fig. 1 and 2, a roundness measuring instrument for detecting a casing of a speed reducer comprises a workbench 1, a detector 2 and a positioning assembly, wherein the detector 2 and the positioning assembly are both arranged on the workbench 1, the detector 2 adopts a lever gear comparator, the positioning assembly comprises a sliding disc 4, a driving disc 5, a driving piece 7 and at least three positioning pieces 6, and in the embodiment, the positioning assembly is provided with four positioning pieces; the workbench 1 is provided with a chassis 3, the slide plate 4 is fixed on one side, far away from the workbench 1, of the chassis 3, the slide plate 4 and the chassis 3 are fixed through bolts, the slide plate 4 is provided with four guide grooves 41 penetrating through the positioning piece 6 along the radial direction of the slide plate 4, the four guide grooves 41 are uniformly distributed along the circumferential direction of the slide plate 4, and the positioning piece 6 is positioned in the guide grooves 41 and can slide along the guide grooves 41. The chassis 3 is close to the holding tank that supplies driving disk 5 to install in the one side of slide plate 4, driving disk 5 rotates to be connected in the holding tank, set up on the driving disk 5 with four arc grooves 51 of guide slot 41 one-to-one, the radial extension of driving disk 5 is followed to the arc length direction of arc groove 51, four arc grooves 51 evenly arrange along the circumference of driving disk 5, the bottom of setting element 6 stretches into in the arc groove 51 and with arc groove 51 inner wall sliding connection, driving element 7 sets up on workstation 1, driving element 7 is connected with driving disk 5 for drive driving disk 5 rotates.
Referring to fig. 1 and 2, when the roundness detection of the reducer casing is performed, the reducer casing is placed on the slide plate 4, each positioning piece 6 is located on the inner side of the reducer casing, then the driving piece 7 drives the driving plate 5 to rotate, and the driving plate 5 drives the positioning piece 6 to move towards the inner wall of the reducer casing until the positioning piece is abutted against the inner wall of the reducer casing, so that the detection, the installation and the positioning of the reducer casing can be completed, then the reducer casing is rotated, the roundness detection can be performed on the reducer casing by the detector 2, and the mounting and the positioning operations are convenient, and the applicability is better.
Referring to fig. 2 and 3, the positioning piece 6 comprises a guide block 61, a connecting rod 62 and a positioning rod 63, the guide block 61 is matched with the guide groove 41, the guide block 61 is positioned in the guide groove 41 and is in sliding connection with the inner wall of the guide groove 41, the bottom end of the positioning rod 63 is welded and fixed with the guide block 61, the other end of the positioning rod 63 penetrates through the guide groove 41, a rotating wheel 64 is sleeved at one end of the positioning rod 63 penetrating out of the slide plate 4, the rotating wheel 64 is in rotating connection with the positioning rod 63, and the friction force between the positioning piece 6 and the speed reducer shell is reduced, so that the speed reducer shell rotates more stably; and the locating rod 63 is provided with a limit nut positioned on the outer side of the rotating wheel 64, and the limit nut is in threaded connection with the locating rod 63. The top of connecting rod 62 and guide block 61 fixed connection, the other end wears to locate in the arc wall 51, and the bottom welding of connecting rod 62 has anticreep piece 621, and this anticreep piece 621 is located the bottom surface of drive plate and its size is greater than the groove width of arc wall 51 to prevent that setting element 6 from breaking away from.
Referring to fig. 2 and 3, the driving member 7 includes a rotation shaft 71 and a bevel gear 74, the rotation shaft 71 is disposed in the chassis 3 in a penetrating manner, one end of the rotation shaft 71 penetrating into the accommodating cavity is fixedly connected with the bevel gear 74, a gear ring portion 52 adapted to the bevel gear 74 is formed on the peripheral edge of the driving disk 5, the bevel gear 74 is meshed with the gear ring portion 52, an adjusting handle 72 is fixed to the other end of the rotation shaft 71, the rotation shaft 71 is rotated by the adjusting handle 72, and the rotation shaft 71 drives the driving disk 5 to rotate by the meshing effect between the bevel gear 74 and the gear ring 52. In order to prevent the positioning member 6 from moving inwards to shrink and lose the positioning effect when being stressed, a locking member is arranged between the rotating shaft 71 and the chassis 3 to limit the reverse rotation of the rotating shaft 71, the locking member adopts a pawl 75, a locking ratchet wheel 73 is fixedly sleeved on the rotating shaft 71, the locking ratchet wheel 73 is positioned on the outer side of the workbench 1, the pawl 75 is rotationally connected to the outer wall of the workbench 1, and the pawl 75 is abutted with the locking ratchet wheel 73 by means of self gravity.
Working principle: when the roundness detection of the reducer casing is carried out, the reducer casing is placed on the slide plate 4, the positioning rods 63 are positioned on the inner side of the reducer casing, then the rotating shaft 71 is rotated through the adjusting handle 72, the rotating shaft 71 drives the driving plate 5 to rotate through the bevel gear 74, the bottom end of the connecting rod 62 stretches into the arc-shaped groove 51 and is in sliding connection with the inner wall of the arc-shaped groove 51, the arc length direction of the arc-shaped groove 51 extends along the radial direction of the driving plate 5, the driving plate 5 drives the positioning rods 63 to move towards the inner wall of the reducer casing through the connecting rod 62 and the guide block 61 until the rotating wheel 64 is in contact with the positioning rods, the detection, installation and positioning of the reducer casing can be completed, then the reducer casing is rotated, and the roundness detection is carried out on the reducer casing by the detector 2.
With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the contents of the specification, the technical scope must be determined according to the claims.
Claims (7)
1. The utility model provides a roundness measuring equipment for speed reducer shell detects, includes workstation (1) and installs detector (2) and locating component on workstation (1), its characterized in that: the positioning assembly comprises a sliding disc (4), a driving disc (5), a driving piece (7) and at least three positioning pieces (6); the workbench (1) is provided with a chassis (3), the sliding disc (4) is fixed on one side of the chassis (3) far away from the workbench (1), and the sliding disc (4) is provided with a plurality of guide grooves (41) for the positioning pieces (6) to penetrate through along the radial direction of the sliding disc; the positioning piece (6) is positioned in the guide groove (41) and can slide along the guide groove (41); the utility model discloses a chassis (3) is close to the holding tank that supplies driving disk (5) to install, driving disk (5) rotate with chassis (3) to be connected, a plurality of arc grooves (51) have been seted up on driving disk (5), the radial extension of driving disk (5) is followed to the arc length direction in arc groove (51), arc groove (51) are corresponding with guide slot (41), in the bottom of setting element (6) stretches into arc groove (51) and with arc groove (51) inner wall sliding connection, driving element (7) set up on workstation (1), driving element (7) are connected with driving disk (5) for drive driving disk (5) rotate.
2. The roundness measuring instrument for detecting a casing of a speed reducer according to claim 1, wherein: the positioning piece (6) comprises a guide block (61), a connecting rod (62) and a positioning rod (63), wherein the guide block (61) is matched with the guide groove (41), the guide block (61) is positioned in the guide groove (41), one end of the positioning rod (63) is fixedly connected with the guide block (61), and the other end of the positioning rod (63) penetrates through the guide groove (41); one end of the connecting rod (62) is fixedly connected with the guide block (61), and the other end of the connecting rod (62) is arranged in the arc-shaped groove (51) in a penetrating mode.
3. The roundness measuring instrument for detecting a casing of a speed reducer according to claim 2, characterized in that: one end of the positioning rod (63) penetrating out of the guide groove (41) is sleeved with a rotating wheel (64), and the rotating wheel (64) is rotationally connected with the positioning rod (63).
4. A roundness measuring apparatus for use in a casing inspection of a speed reducer according to claim 1, the method is characterized in that: the driving piece (7) comprises a rotating shaft (71) and a bevel gear (74), the rotating shaft (71) is arranged in the chassis (3) in a penetrating mode, one end of the rotating shaft (71) penetrating into the accommodating cavity is fixedly connected with the bevel gear (74), a gear ring portion (52) matched with the bevel gear (74) is formed on the periphery of the driving disc (5), and the bevel gear (74) is meshed with the gear ring portion (52).
5. The roundness measuring instrument for detecting a casing of a speed reducer according to claim 4, wherein: a locking piece is arranged between the rotating shaft (71) and the chassis (3), and the locking piece is used for limiting the rotation of the rotating shaft (71).
6. The roundness measuring instrument for detecting a casing of a speed reducer according to claim 5, wherein: the locking piece adopts pawl (75), fixed cover is equipped with locking ratchet (73) on pivot (71), locking ratchet (73) are located workstation (1) outside, pawl (75) rotate and connect on workstation (1) outer wall, pawl (75) and locking ratchet (73) butt.
7. A roundness measuring apparatus for use in a casing inspection of a speed reducer according to any one of claims 1 to 6, characterized in that: the detector (2) adopts a lever gear comparator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223441818.6U CN220437315U (en) | 2023-09-21 | 2023-09-21 | Roundness measuring instrument for detecting speed reducer shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223441818.6U CN220437315U (en) | 2023-09-21 | 2023-09-21 | Roundness measuring instrument for detecting speed reducer shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220437315U true CN220437315U (en) | 2024-02-02 |
Family
ID=89686150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223441818.6U Active CN220437315U (en) | 2023-09-21 | 2023-09-21 | Roundness measuring instrument for detecting speed reducer shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220437315U (en) |
-
2023
- 2023-09-21 CN CN202223441818.6U patent/CN220437315U/en active Active
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